AP (Advanced Placement) Physics(B-C): Questions 786 - 789 of 921

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Question number: 786

» Gravitation and Circular Motion

MCQ▾

Question

A simple pendulum swings in a circular arc is shown in following figure.

 A simple pendulum

A Simple Pendulum

In figure a simple pendulum is shown.

The mass of bob is . If the centripetal force exerted on the bob of the simple pendulum at position shown in above figure is , then what is the tension of string at this position?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

All of the above

Question number: 787

» Light & Optics

MCQ▾

Question

One lens with a focal length of and a second lens with a focal length of are brought into close contact. What is the lens strength, in diopters, of the combination of the two lenses?

Choices

Choice (5) Response

a.

6

b.

8

c.

2

d.

4

e.

Question does not provide sufficient data or is vague

Question number: 788

» Electric Circuits

MCQ▾

Question

Two identical parallel plate capacitors charged with different potential differences. Capacitor stored of energy when charged to potential difference of . How much energy stored by Capacitor 2, when it charged to potential difference of ?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

All of the above

Question number: 789

» Light & Optics

MCQ▾

Question

A light of wavelength falls on a single slit and produces its first diffraction minimum at an angle of relative to the incident direction of the light. At what angle second minimum produced?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

All of the above

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